The abbreviations have the following meaning:
ST = Hunting trigger
D = single stage trigger
KL = folding leaf sight
FL = fast acquisition sight
E = single loader
HB = Heavy Barrel
G = barrel thread
L = left hand version
F = Fortner action
Z = Zimmerstutzen
MP = Multi Purpose
Silh. = Silhoutte
D-RT = running target
R = Repeater (repeater)
o.V. = without sight set
* = only while stocks last